#define _CRT_SECURE_NO_WARNINGS   1
#include"List.h"

int main()
{
	ListNode* head = (ListNode*)malloc(sizeof(ListNode));
	head->next = head;
	head->pre = head;
	SLNodePushBack(head, 3);
	SLNodePushBack(head, 4);
	SLNodePushBack(head, 5);
	SLNodePushBack(head, 6);
	Print_List(head);
	printf("    \n");

	SLNodePushFront(head, 5);
	SLNodePushFront(head, 5);
	SLNodePushFront(head, 5);
	SLNodePushFront(head, 5);
	Print_List(head);
	printf("    \n");
	SLNodePopback(head);
	SLNodePopback(head);
	SLNodePopback(head);
	Print_List(head);
	printf("    \n");
	SLNodePopFront(head);
	SLNodePopFront(head);
	SLNodePopFront(head);

	return 0;
}